Finding the Fourth Proportional to 45,453,402.48, 68,180,358.60 and 15,161,182.32
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Solution
The fourth proportional to 45,453,402.48, 68,180,358.60 and 15,161,182.32 is: 22,741,858.50
Step by Step Solution
- Step 1: Write the proportion equation
45,453,402.48 : 68,180,358.60 = 15,161,182.32 : x - Step 2: Convert to fraction form
45,453,402.48/68,180,358.60 = 15,161,182.32/x - Step 3: Cross multiply
45,453,402.48x = 68,180,358.60 × 15,161,182.32 - Step 4: Simplify right side
45,453,402.48x = 1,033,694,847,377,579.88 - Step 5: Solve for x
x = 1,033,694,847,377,579.88/45,453,402.48 - Step 6: Final answer
x = 22,741,858.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.